Buffer overflow in Skyworthdigital Rn510
CVE-2021-25328
Skyworth Digital Technology RN510 V.3.1.0.4 RN510 V.3.1.0.4 contains a buffer overflow vulnerability in /cgi-bin/app-staticIP.asp. An authenticated attacker can send a specially crafted request to endpoint which can lead to a denial of service (DoS) or possible code execution on the device.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.039 (90.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.039 · newest: 0.039 · change: 0.000
Affected products
- Skyworthdigital Rn510
- Skyworthdigital Rn510 Firmware — versions 3.1.0.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- s3curityb3ast.github.io/KSA-Dev-011.md (Exploit, Third Party Advisory)
- seclists.org/fulldisclosure/2021/May/5 (mailing-list, Exploit, Mailing List, Third Party Advisory)
- packetstormsecurity.com/files/162450/Shenzhen-Skyworth-RN510-Buffer-Overflow.ht… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-25328?
- CVE-2021-25328 is a high-severity vulnerability in Skyworthdigital Rn510, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2021-04-09.
- How severe is CVE-2021-25328?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-25328 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.